mirror of https://github.com/cc65/cc65.git
102 lines
4.8 KiB
C
102 lines
4.8 KiB
C
/*****************************************************************************/
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/* */
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/* memarea.h */
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/* */
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/* Memory area definition for the ld65 linker */
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/* */
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/* */
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/* */
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/* (C) 2010-2012, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#ifndef MEMAREA_H
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#define MEMAREA_H
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/* common */
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#include "coll.h"
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/* ld65 */
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#include "lineinfo.h"
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* Forwards for structures */
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struct ExprNode;
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struct File;
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/* Memory area entry */
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typedef struct MemoryArea MemoryArea;
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struct MemoryArea {
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LineInfo* LI; /* Where was the area was defined? */
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unsigned Name; /* Name index of the memory area */
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unsigned Attr; /* Which values are valid? */
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unsigned Flags; /* Set of bitmapped flags */
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unsigned long FileOffs; /* Offset in output file */
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struct ExprNode* StartExpr; /* Expression for start address */
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unsigned long Start; /* Start address */
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struct ExprNode* SizeExpr; /* Expression for size */
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unsigned long Size; /* Length of memory section */
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struct ExprNode* BankExpr; /* Expression for bank */
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unsigned long FillLevel; /* Actual fill level of segment */
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unsigned char FillVal; /* Value used to fill rest of seg */
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unsigned char Relocatable; /* Memory area is relocatable */
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Collection SegList; /* List of segments for this area */
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struct File* F; /* Output file for this area */
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};
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/* Memory flags */
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#define MF_DEFINE 0x0001 /* Define start and size */
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#define MF_FILL 0x0002 /* Fill segment */
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#define MF_RO 0x0004 /* Read only memory area */
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#define MF_OVERFLOW 0x0008 /* Memory area overflow */
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#define MF_PLACED 0x0010 /* Memory area was placed */
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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MemoryArea* NewMemoryArea (const FilePos* Pos, unsigned Name);
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/* Create a new memory area and insert it into the list */
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/* End of memarea.h */
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#endif
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